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--- os:windows:cli [2015-08-08 17:00] – created root
+++ os:windows:cli [2024-04-25 19:32] (current) – [Set NTP Servers] add link to Windows Time service tools and settings Manuel Frei
@@ Line 8: / Line 8: @@
 PsExec -s cmd
 </code>
+===== Check Remote NTP Server =====
+The following command will contact the NTP server 192.0.2.1 and show you 5 samples by printing time and offset.
+<code>
+w32tm /stripchart /computer:192.0.2.1 /dataonly /samples:5
+</code>
+Example with output.
+<code>
+PS C:\> w32tm /stripchart /computer:192.0.2.1 /dataonly /samples:5
+Tracking 192.0.2.1 [192.0.2.1:123].
+Collecting 5 samples.
+The current time is 18.04.2024 10:04:19.
+:04:19, -191.1682338s
+:04:21, -191.1659023s
+:04:23, -191.1665833s
+:04:25, -191.1664487s
+:04:27, -191.1664522s
+</code>
+===== Show Time Source =====
+Show the current time source.
+<code>
+w32tm /query /status
+</code>
+Example: NTP time source with server 192.0.2.1.
+<code>
+PS C:\> w32tm /query /status
+Leap Indicator: 0(no warning)
+Stratum: 3 (secondary reference - syncd by (S)NTP)
+Precision: -23 (119.209ns per tick)
+Root Delay: 0.0133334s
+Root Dispersion: 0.0289849s
+ReferenceId: 0xC0A80101 (source IP:  192.0.2.1)
+Last Successful Sync Time: 25.04.2024 19:12:36
+Source: 192.0.2.1
+Poll Interval: 10 (1024s)
+</code>
+===== Set NTP Servers =====
+Set your NTP servers manually, separated by space if more than one.
+<code>
+w32tm /config /manualpeerlist:"192.0.2.1 192.0.2.2" /syncfromflags:manual /update
+</code>
+More information: [[https://learn.microsoft.com/en-us/windows-server/networking/windows-time-service/windows-time-service-tools-and-settings?tabs=config|learn.microsoft.com: Windows Time service tools and settings]]